Feeling bad about yourself - or that you are a failure or have let yourself or your family down

Module(s):
4147806 Patient Health Questionnaire-9 (PHQ-9)

Instrument(s):
NIDA Clinical Trials Network - Patient Health Questionnaire-9 (PHQ-9)

CDE ID CDE Long Name Preferred Definition
3811428 Patient Health Questionnaire (PHQ-9) Last Two Weeks How Often Feeling Bad about Yourself or Feeling Like a Failure or Have Let Yourself or Your Family Down Score 4 Point Scale

A person’s stated observation of how often over the last 2 weeks they have been bothered by feeling bad about themself or that they are a failure or have let themself or their family down, using a four point Likert scale.

Valid Values:

Value Value meaning Description Display order
0 Not at all A subjective answer of non-agreement. 0
1 Several days An indefinite small quantity that is more than two but less than many.: The time for Earth to make a complete rotation on its axis; ordinarily divided into twenty-four hours, equal to 86 400 seconds. This also refers to a specific day. 1
2 More than 1/2 the days A time period that includes one-half of the total number of days plus at least one more. 2
3 Nearly every day Not quite or just short of.: Including all possibilities or occurring at regular intervals.: The time for Earth to make a complete rotation on its axis; ordinarily divided into twenty-four hours, equal to 86 400 seconds. This also refers to a specific day. 3